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| 1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
| 2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
| 3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
| 4 // met: | 4 // met: |
| 5 // | 5 // |
| 6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
| 7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
| 8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
| 9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
| 10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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| 6094 i::Handle<i::Object> length_object = | 6094 i::Handle<i::Object> length_object = |
| 6095 isolate->factory()->NewNumberFromSize(length); | 6095 isolate->factory()->NewNumberFromSize(length); |
| 6096 obj->set_length(*length_object); | 6096 obj->set_length(*length_object); |
| 6097 | 6097 |
| 6098 i::Handle<i::ExternalArray> elements = | 6098 i::Handle<i::ExternalArray> elements = |
| 6099 isolate->factory()->NewExternalArray( | 6099 isolate->factory()->NewExternalArray( |
| 6100 static_cast<int>(length), array_type, | 6100 static_cast<int>(length), array_type, |
| 6101 static_cast<uint8_t*>(buffer->backing_store()) + byte_offset); | 6101 static_cast<uint8_t*>(buffer->backing_store()) + byte_offset); |
| 6102 i::Handle<i::Map> map = | 6102 i::Handle<i::Map> map = |
| 6103 i::JSObject::GetElementsTransitionMap(obj, elements_kind); | 6103 i::JSObject::GetElementsTransitionMap(obj, elements_kind); |
| 6104 obj->set_map_and_elements(*map, *elements); | 6104 i::JSObject::SetMapAndElements(obj, map, elements); |
| 6105 return obj; | 6105 return obj; |
| 6106 } | 6106 } |
| 6107 | 6107 |
| 6108 | 6108 |
| 6109 #define TYPED_ARRAY_NEW(Type, type, TYPE, ctype, size) \ | 6109 #define TYPED_ARRAY_NEW(Type, type, TYPE, ctype, size) \ |
| 6110 Local<Type##Array> Type##Array::New(Handle<ArrayBuffer> array_buffer, \ | 6110 Local<Type##Array> Type##Array::New(Handle<ArrayBuffer> array_buffer, \ |
| 6111 size_t byte_offset, size_t length) { \ | 6111 size_t byte_offset, size_t length) { \ |
| 6112 i::Isolate* isolate = i::Isolate::Current(); \ | 6112 i::Isolate* isolate = i::Isolate::Current(); \ |
| 6113 EnsureInitializedForIsolate(isolate, \ | 6113 EnsureInitializedForIsolate(isolate, \ |
| 6114 "v8::" #Type "Array::New(Handle<ArrayBuffer>, size_t, size_t)"); \ | 6114 "v8::" #Type "Array::New(Handle<ArrayBuffer>, size_t, size_t)"); \ |
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| 7653 Isolate* isolate = reinterpret_cast<Isolate*>(info.GetIsolate()); | 7653 Isolate* isolate = reinterpret_cast<Isolate*>(info.GetIsolate()); |
| 7654 Address callback_address = | 7654 Address callback_address = |
| 7655 reinterpret_cast<Address>(reinterpret_cast<intptr_t>(callback)); | 7655 reinterpret_cast<Address>(reinterpret_cast<intptr_t>(callback)); |
| 7656 VMState<EXTERNAL> state(isolate); | 7656 VMState<EXTERNAL> state(isolate); |
| 7657 ExternalCallbackScope call_scope(isolate, callback_address); | 7657 ExternalCallbackScope call_scope(isolate, callback_address); |
| 7658 callback(info); | 7658 callback(info); |
| 7659 } | 7659 } |
| 7660 | 7660 |
| 7661 | 7661 |
| 7662 } } // namespace v8::internal | 7662 } } // namespace v8::internal |
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